MySQL AB :: MySQL 5.0 Reference Manual :: 6.2.1 Optimizing Queries with ...
... describes the second use of EXPLAIN for obtaining query execution plan information. ... EXPLAIN returns a row of information for each table used in the ...
http://dev.mysql.com/doc/refman/5.0/en/explain.html - k - In Cache

PostgreSQL: Documentation: Manuals: PostgreSQL 7.4: EXPLAIN
Although EXPLAIN will discard any output that a SELECT would return, other side ... If you wish to use EXPLAIN ANALYZE on an INSERT, UPDATE, DELETE, or EXECUTE ...
http://www.postgresql.org/docs/7.4/static/sql-explain.html - k - In Cache

Z39.50 Part 7 (Explain)
1995 z39.50 standard part 07 3.2.10 ... The exp-1 attribute set is used to search the Explain database. ... target supporting the Explain facility support this ...
http://www.loc.gov/z3950/agency/markup/07.html - k - In Cache

MySQL AB :: MySQL 3.23, 4.0, 4.1 Reference Manual :: 7.2.1 Optimizing ...
... describes the second use of EXPLAIN for obtaining query execution plan information. ... EXPLAIN returns a row of information for each table used in the ...
http://dev.mysql.com/doc/refman/4.1/en/explain.html - k - In Cache